test
node1
TO:0000842
collective plant
organ structure
morphology trait
node2
TO:0000985
root system
morphology trait
node1->node2
node14
TO:0000084
root number
node2->node14
node3
BFO:0000001
entity
node4
BFO:0000002
continuant
node3->node4
node4->node4
node5
BFO:0000020
specifically
dependent continuant
node4->node5
node11
BFO:0000019
quality
node5->node11
node5->node5
node6
PATO:0000001
quality
node5->node6
node9
PATO:0001241
physical object
quality
node6->node9
node7
TO:0000017
plant morphology
trait
node8
TO:0000839
plant structure
morphology trait
node7->node8
node12
TO:0000836
multi-tissue plant
structure morphology
trait
node8->node12
node13
TO:0000840
collective plant
structure morphology
trait
node8->node13
node10
PATO:0001555
has number of
node9->node10
node9->node7
node10->node14
node11->node11
node11->node9
node16
TO:0000736
plant organ
morphology trait
node12->node16
node13->node1
node15
TO:0000387
plant trait
node15->node7
node17
TO:0000738
plant axis morphology
trait
node16->node17
node18
TO:0000043
root morphology trait
node17->node18
node18->node14